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Finding the Fourth Proportional to 83,036.79, 124,524.60 and 29,714.30

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Solution

The fourth proportional to 83,036.79, 124,524.60 and 29,714.30 is: 44,560.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,036.79 : 124,524.60 = 29,714.30 : x
  2. Step 2: Convert to fraction form
    83,036.79/124,524.60 = 29,714.30/x
  3. Step 3: Cross multiply
    83,036.79x = 124,524.60 × 29,714.30
  4. Step 4: Simplify right side
    83,036.79x = 3,700,161,633.09
  5. Step 5: Solve for x
    x = 3,700,161,633.09/83,036.79
  6. Step 6: Final answer
    x = 44,560.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.